thinkphp/library/traits/model/SoftDelete.php

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<?php

namespace traits\model;

use think\db\Query;

trait SoftDelete
{

    /**
     * 判断当前实例是否被软删除
     * @access public
     * @return boolean
     */
    public function trashed()
    {
        $field = $this->getDeleteTimeField();
        if (!empty($this->data[$field])) {
            return true;
        }
        return false;
    }

    /**
     * 查询软删除数据
     * @access public
     * @return Query
     */
    public static function withTrashed()
    {
        $model = new static();
        $field = $model->getDeleteTimeField(true);
        return $model->getQuery();
    }

    /**
     * 只查询软删除数据
     * @access public
     * @return Query
     */
    public static function onlyTrashed()
    {
        $model = new static();
        $field = $model->getDeleteTimeField(true);
        return $model->getQuery()
            ->useSoftDelete($field, ['not null', '']);
    }

    /**
     * 删除当前的记录
     * @access public
     * @param bool  $force 是否强制删除
     * @return integer
     */
    public function delete($force = false)
    {
        if (false === $this->trigger('before_delete', $this)) {
            return false;
        }
        $name = $this->getDeleteTimeField();